#define buttonPin 2
#define ledPin 3
void setup() {
// put your setup code here, to run once:
Serial.begin(115200);
Serial.println("Hello, STM32!");
pinMode(buttonPin, INPUT);
pinMode(ledPin, OUTPUT);
}
void loop() {
// put your main code here, to run repeatedly:
if(digitalRead(buttonPin) == 1){
digitalWrite(ledPin, HIGH);
Serial.println(digitalRead(buttonPin));
}
else{
digitalWrite(ledPin, LOW);
}
}